8. What is the HiO concentration of a solution with a pH of 11.6 b) 10.6 M2.51 x 10-12 M e) 1.06 M a) 2.51 x 10-10 M d) 2.4 M 9. A 10.0 ml sample of an unknown concentration of acetic acid is titrated with 0.25 M solution of NaOH to the phenolphthalein end-point. The solution turned pink after adding 30.60 ml of the base. Calculate the concentration of acetic acid. a) 0.11 M. 50.08 M ) 7.7 M d) 77 M 10.0px 0.26m 30.60ml 10. The reaction below is at equilibrium. Use LeChatelier's principle to predict the effect of the following changes on the equilibrium. Answers: shifts to left; shifts to right, no effect. e) 0.77 M [H 304 PH= -11.6 log [30] 351102 timile PCI(g) + Ch(g) PCI(g) + 25 kcal a) Increases the temperature of the system? Shif to Left b) Decreasing the pressure on the system? Sok to Pight e) Adding Phosphorus Pentachloride gas to the system? A to left d) Removing Chlorine gas? S to fight M₂ VAIK = =0.08 M
8. What is the HiO concentration of a solution with a pH of 11.6 b) 10.6 M2.51 x 10-12 M e) 1.06 M a) 2.51 x 10-10 M d) 2.4 M 9. A 10.0 ml sample of an unknown concentration of acetic acid is titrated with 0.25 M solution of NaOH to the phenolphthalein end-point. The solution turned pink after adding 30.60 ml of the base. Calculate the concentration of acetic acid. a) 0.11 M. 50.08 M ) 7.7 M d) 77 M 10.0px 0.26m 30.60ml 10. The reaction below is at equilibrium. Use LeChatelier's principle to predict the effect of the following changes on the equilibrium. Answers: shifts to left; shifts to right, no effect. e) 0.77 M [H 304 PH= -11.6 log [30] 351102 timile PCI(g) + Ch(g) PCI(g) + 25 kcal a) Increases the temperature of the system? Shif to Left b) Decreasing the pressure on the system? Sok to Pight e) Adding Phosphorus Pentachloride gas to the system? A to left d) Removing Chlorine gas? S to fight M₂ VAIK = =0.08 M
Chemistry: Principles and Practice
3rd Edition
ISBN:9780534420123
Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer
Chapter16: Reactions Between Acids And Bases
Section: Chapter Questions
Problem 16.102QE
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